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Controle Direto de Torque do Motor de Indução ... - D.s.c.e. - Unicamp

Controle Direto de Torque do Motor de Indução ... - D.s.c.e. - Unicamp

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6.2 <strong>Controle</strong> <strong>Direto</strong> <strong>de</strong> <strong>Torque</strong> com Tabela <strong>de</strong> Chaveamento 119<br />

I as (A)<br />

I ar (A)<br />

ω rm (rad/s)<br />

15<br />

10<br />

5<br />

0<br />

−5<br />

−10<br />

−15<br />

15<br />

10<br />

5<br />

0<br />

−5<br />

−10<br />

−15<br />

175<br />

174<br />

173<br />

172<br />

171<br />

170<br />

169<br />

168<br />

167<br />

166<br />

165<br />

Corrente na Fase A <strong>do</strong> Estator<br />

1 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8<br />

tempo (s)<br />

Fig. 6.3: CorrenteIas <strong>do</strong> Estator [A], 2∆ψs = 1%ψs.<br />

Corrente na Fase A <strong>do</strong> Rotor<br />

1 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8<br />

tempo (s)<br />

Fig. 6.4: CorrenteIar <strong>do</strong> Rotor [A], 2∆ψs = 1%ψs.<br />

Velocida<strong>de</strong> Angular <strong>do</strong> Rotor<br />

1 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8<br />

tempo (s)<br />

Fig. 6.5: Velocida<strong>de</strong> Angular <strong>do</strong> Rotorωrm [rad/s], 2∆ψs = 1%ψs.<br />

|ψ s | (wb)<br />

0.8<br />

0.7<br />

0.6<br />

0.5<br />

0.4<br />

0.3<br />

0.2<br />

0.1<br />

0<br />

Módulo <strong>do</strong> Fluxo <strong>do</strong> Estator<br />

1 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8<br />

tempo (s)<br />

Fig. 6.6: Módulo <strong>do</strong> Fluxo <strong>do</strong> Estator [Wb], 2∆ψs = 1%ψs.

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